KEGG Metabolic pathways - Reference pathway
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    Module
    • Pathway modules
      • Carbohydrate metabolism
        • Central carbohydrate metabolism
          • M00001 Glycolysis (Embden-Meyerhof pathway)
          • M00002 Glycolysis, core module involving three-carbon compounds
          • M00003 Gluconeogenesis
          • M00307 Pyruvate oxidation
          • M00009 Citrate cycle (TCA cycle, Krebs cycle)
          • M00010 Citrate cycle, first carbon oxidation
          • M00011 Citrate cycle, second carbon oxidation
          • M00004 Pentose phosphate pathway (Pentose phosphate cycle)
          • M00006 Pentose phosphate pathway, oxidative phase
          • M00007 Pentose phosphate pathway, non-oxidative phase
          • M00580 Pentose phosphate pathway, archaea
          • M00005 PRPP biosynthesis
          • M00008 Entner-Doudoroff pathway
          • M00308 Semi-phosphorylative Entner-Doudoroff pathway
          • M00633 Semi-phosphorylative Entner-Doudoroff pathway
          • M00309 Non-phosphorylative Entner-Doudoroff pathway
        • Other carbohydrate metabolism
          • M00014 Glucuronate pathway (uronate pathway)
          • M00630 D-Galacturonate degradation (fungi)
          • M00631 D-Galacturonate degradation (bacteria)
          • M00061 D-Glucuronate degradation
          • M00081 Pectin degradation
          • M00632 Galactose degradation, Leloir pathway
          • M00552 D-galactonate degradation, De Ley-Doudoroff pathway
          • M00129 Ascorbate biosynthesis, animals
          • M00114 Ascorbate biosynthesis, plants
          • M00550 Ascorbate degradation
          • M00854 Glycogen biosynthesis
          • M00855 Glycogen degradation
          • M00565 Trehalose biosynthesis
          • M00549 Nucleotide sugar biosynthesis
          • M00554 Nucleotide sugar biosynthesis
          • M00892 UDP-N-acetyl-D-glucosamine biosynthesis, eukaryotes
          • M00909 UDP-N-acetyl-D-glucosamine biosynthesis, prokaryotes
          • M00761 Undecaprenylphosphate alpha-L-Ara4N biosynthesis
          • M00012 Glyoxylate cycle
          • M00373 Ethylmalonyl pathway
          • M00740 Methylaspartate cycle
          • M00532 Photorespiration
          • M00013 Malonate semialdehyde pathway
          • M00741 Propanoyl-CoA metabolism
          • M00130 Inositol phosphate metabolism
          • M00131 Inositol phosphate metabolism
          • M00132 Inositol phosphate metabolism
      • Energy metabolism
        • Carbon fixation
          • M00165 Reductive pentose phosphate cycle (Calvin cycle)
          • M00166 Reductive pentose phosphate cycle
          • M00167 Reductive pentose phosphate cycle
          • M00168 CAM (Crassulacean acid metabolism), dark
          • M00169 CAM (Crassulacean acid metabolism), light
          • M00172 C4-dicarboxylic acid cycle, NADP - malic enzyme type
          • M00171 C4-dicarboxylic acid cycle, NAD - malic enzyme type
          • M00170 C4-dicarboxylic acid cycle, phosphoenolpyruvate carboxykinase type
          • M00173 Reductive citrate cycle (Arnon-Buchanan cycle)
          • M00376 3-Hydroxypropionate bi-cycle
          • M00375 Hydroxypropionate-hydroxybutylate cycle
          • M00374 Dicarboxylate-hydroxybutyrate cycle
          • M00377 Reductive acetyl-CoA pathway (Wood-Ljungdahl pathway)
          • M00579 Phosphate acetyltransferase-acetate kinase pathway
          • M00620 Incomplete reductive citrate cycle
        • Methane metabolism
          • M00567 Methanogenesis
          • M00357 Methanogenesis
          • M00356 Methanogenesis
          • M00563 Methanogenesis
          • M00358 Coenzyme M biosynthesis
          • M00608 2-Oxocarboxylic acid chain extension
          • M00174 Methane oxidation, methanotroph
          • M00346 Formaldehyde assimilation, serine pathway
          • M00345 Formaldehyde assimilation, ribulose monophosphate pathway
          • M00344 Formaldehyde assimilation, xylulose monophosphate pathway
          • M00378 F420 biosynthesis, archaea
          • M00935 Methanofuran biosynthesis
          • M00422 Acetyl-CoA pathway
        • Nitrogen metabolism
          • M00175 Nitrogen fixation
          • M00531 Assimilatory nitrate reduction
          • M00530 Dissimilatory nitrate reduction
          • M00529 Denitrification
          • M00528 Nitrification
          • M00804 Complete nitrification, comammox
        • Sulfur metabolism
          • M00176 Assimilatory sulfate reduction
          • M00596 Dissimilatory sulfate reduction
          • M00595 Thiosulfate oxidation by SOX complex
      • Lipid metabolism
        • Fatty acid metabolism
          • M00082 Fatty acid biosynthesis, initiation
          • M00083 Fatty acid biosynthesis, elongation
          • M00873 Fatty acid biosynthesis in mitochondria, animals
          • M00874 Fatty acid biosynthesis in mitochondria, fungi
          • M00085 Fatty acid elongation in mitochondria
          • M00415 Fatty acid elongation in endoplasmic reticulum
          • M00086 beta-Oxidation, acyl-CoA synthesis
          • M00087 beta-Oxidation
          • M00861 beta-Oxidation, peroxisome, VLCFA
        • Sterol biosynthesis
          • M00101 Cholesterol biosynthesis
          • M00102 Ergocalciferol biosynthesis
          • M00917 Phytosterol biosynthesis
          • M00103 Cholecalciferol biosynthesis
          • M00104 Bile acid biosynthesis
          • M00106 Conjugated bile acid biosynthesis
          • M00862 beta-Oxidation, peroxisome
          • M00107 Steroid hormone biosynthesis
          • M00108 C21-Steroid hormone biosynthesis
          • M00109 C21-Steroid hormone biosynthesis
          • M00110 C19/C18-Steroid hormone biosynthesis
        • Lipid metabolism
          • M00088 Ketone body biosynthesis
          • M00089 Triacylglycerol biosynthesis
          • M00098 Acylglycerol degradation
          • M00090 Phosphatidylcholine (PC) biosynthesis
          • M00091 Phosphatidylcholine (PC) biosynthesis
          • M00092 Phosphatidylethanolamine (PE) biosynthesis
          • M00093 Phosphatidylethanolamine (PE) biosynthesis
          • M00094 Ceramide biosynthesis
          • M00066 Lactosylceramide biosynthesis
          • M00067 Sulfoglycolipids biosynthesis
          • M00099 Sphingosine biosynthesis
          • M00100 Sphingosine degradation
          • M00113 Jasmonic acid biosynthesis
      • Nucleotide metabolism
        • Purine metabolism
          • M00048 Inosine monophosphate biosynthesis
          • M00049 Adenine ribonucleotide biosynthesis
          • M00050 Guanine ribonucleotide biosynthesis
          • M00546 Purine degradation
        • Pyrimidine metabolism
          • M00051 Uridine monophosphate biosynthesis
          • M00052 Pyrimidine ribonucleotide biosynthesis
          • M00053 Pyrimidine deoxyribonuleotide biosynthesis
          • M00938 Pyrimidine deoxyribonuleotide biosynthesis
          • M00046 Pyrimidine degradation
          • M00939 Pyrimidine degradation
      • Amino acid metabolism
        • Serine and threonine metabolism
        • Cysteine and methionine metabolism
          • M00021 Cysteine biosynthesis
          • M00338 Cysteine biosynthesis
          • M00609 Cysteine biosynthesis
          • M00017 Methionine biosynthesis
          • M00034 Methionine salvage pathway
          • M00035 Methionine degradation
          • M00368 Ethylene biosynthesis
        • Branched-chain amino acid metabolism
          • M00019 Valine/isoleucine biosynthesis
          • M00535 Isoleucine biosynthesis
          • M00570 Isoleucine biosynthesis
          • M00432 Leucine biosynthesis
          • M00036 Leucine degradation
        • Lysine metabolism
          • M00016 Lysine biosynthesis, succinyl-DAP pathway
          • M00525 Lysine biosynthesis, acetyl-DAP pathway
          • M00526 Lysine biosynthesis, DAP dehydrogenase pathway
          • M00527 Lysine biosynthesis, DAP aminotransferase pathway
          • M00030 Lysine biosynthesis, AAA pathway
          • M00433 Lysine biosynthesis
          • M00031 Lysine biosynthesis, mediated by LysW
          • M00032 Lysine degradation
        • Arginine and proline metabolism
          • M00028 Ornithine biosynthesis
          • M00763 Ornithine biosynthesis, mediated by LysW
          • M00844 Arginine biosynthesis
          • M00845 Arginine biosynthesis
          • M00029 Urea cycle
          • M00015 Proline biosynthesis
          • M00047 Creatine pathway
          • M00879 Arginine succinyltransferase pathway
        • Polyamine biosynthesis
          • M00133 Polyamine biosynthesis
          • M00134 Polyamine biosynthesis
          • M00135 GABA biosynthesis, eukaryotes
          • M00136 GABA biosynthesis, prokaryotes
        • Histidine metabolism
          • M00026 Histidine biosynthesis
          • M00045 Histidine degradation
        • Aromatic amino acid metabolism
          • M00022 Shikimate pathway
          • M00023 Tryptophan biosynthesis
          • M00024 Phenylalanine biosynthesis
          • M00910 Phenylalanine biosynthesis
          • M00025 Tyrosine biosynthesis
          • M00040 Tyrosine biosynthesis
          • M00042 Catecholamine biosynthesis
          • M00043 Thyroid hormone biosynthesis
          • M00044 Tyrosine degradation
          • M00533 Homoprotocatechuate degradation
          • M00037 Melatonin biosynthesis, animals
          • M00936 Melatonin biosynthesis, plants
          • M00038 Tryptophan metabolism
        • Other amino acid metabolism
          • M00027 GABA (gamma-Aminobutyrate) shunt
          • M00369 Cyanogenic glycoside biosynthesis
          • M00118 Glutathione biosynthesis
      • Glycan metabolism
        • Glycan biosynthesis
          • M00055 N-glycan precursor biosynthesis
          • M00072 N-glycosylation by oligosaccharyltransferase
          • M00073 N-glycan precursor trimming
          • M00074 N-glycan biosynthesis, high-mannose type
          • M00075 N-glycan biosynthesis, complex type
          • M00056 O-glycan biosynthesis, mucin type core
          • M00872 O-glycan biosynthesis, mannose type (core M3)
          • M00065 GPI-anchor biosynthesis, core oligosaccharide
          • M00070 Glycosphingolipid biosynthesis, lacto-series
          • M00071 Glycosphingolipid biosynthesis, neolacto-series
          • M00068 Glycosphingolipid biosynthesis, globo-series
          • M00069 Glycosphingolipid biosynthesis, ganglio series
        • Glycosaminoglycan metabolism
          • M00057 Glycosaminoglycan biosynthesis, linkage tetrasaccharide
          • M00058 Glycosaminoglycan biosynthesis, chondroitin sulfate backbone
          • M00059 Glycosaminoglycan biosynthesis, heparan sulfate backbone
          • M00076 Dermatan sulfate degradation
          • M00077 Chondroitin sulfate degradation
          • M00078 Heparan sulfate degradation
          • M00079 Keratan sulfate degradation
        • Lipopolysaccharide metabolism
          • M00060 KDO2-lipid A biosynthesis, Raetz pathway, LpxL-LpxM type
          • M00866 KDO2-lipid A biosynthesis, Raetz pathway, non-LpxL-LpxM type
          • M00867 KDO2-lipid A modification pathway
          • M00063 CMP-KDO biosynthesis
          • M00064 ADP-L-glycero-D-manno-heptose biosynthesis
          • M00922 CMP-Neu5Ac biosynthesis
          • M00923 UDP-L-FucNAm biosynthesis
      • Metabolism of cofactors and vitamins
        • Cofactor and vitamin metabolism
          • M00127 Thiamine biosynthesis, prokaryotes
          • M00895 Thiamine biosynthesis, prokaryotes
          • M00896 Thiamine biosynthesis, archaea
          • M00897 Thiamine biosynthesis, plants
          • M00898 Thiamine biosynthesis
          • M00899 Thiamine salvage pathway
          • M00125 Riboflavin biosynthesis, plants and bacteria
          • M00911 Riboflavin biosynthesis, fungi
          • M00124 Pyridoxal-P biosynthesis
          • M00916 Pyridoxal-P biosynthesis
          • M00115 NAD biosynthesis
          • M00912 NAD biosynthesis
          • M00810 Nicotine degradation, pyridine pathway
          • M00811 Nicotine degradation, pyrrolidine pathway
          • M00622 Nicotinate degradation
          • M00119 Pantothenate biosynthesis
          • M00913 Pantothenate biosynthesis
          • M00120 Coenzyme A biosynthesis
          • M00914 Coenzyme A biosynthesis, archaea
          • M00572 Pimeloyl-ACP biosynthesis, BioC-BioH pathway
          • M00123 Biotin biosynthesis
          • M00573 Biotin biosynthesis, BioI pathway
          • M00577 Biotin biosynthesis, BioW pathway
          • M00881 Lipoic acid biosynthesis, plants and bacteria
          • M00882 Lipoic acid biosynthesis, eukaryotes
          • M00883 Lipoic acid biosynthesis, animals and bacteria
          • M00884 Lipoic acid biosynthesis
          • M00126 Tetrahydrofolate biosynthesis
          • M00840 Tetrahydrofolate biosynthesis, mediated by ribA and trpF
          • M00841 Tetrahydrofolate biosynthesis, mediated by PTPS
          • M00842 Tetrahydrobiopterin biosynthesis
          • M00843 L-threo-Tetrahydrobiopterin biosynthesis
          • M00880 Molybdenum cofactor biosynthesis
          • M00140 C1-unit interconversion, prokaryotes
          • M00141 C1-unit interconversion, eukaryotes
          • M00846 Siroheme biosynthesis
          • M00868 Heme biosynthesis, animals and fungi
          • M00121 Heme biosynthesis, plants and bacteria
          • M00926 Heme biosynthesis, bacteria
          • M00847 Heme biosynthesis, archaea
          • M00924 Cobalamin biosynthesis, anaerobic
          • M00925 Cobalamin biosynthesis, aerobic
          • M00122 Cobalamin biosynthesis
          • M00836 Coenzyme F430 biosynthesis
          • M00117 Ubiquinone biosynthesis, prokaryotes
          • M00128 Ubiquinone biosynthesis, eukaryotes
          • M00116 Menaquinone biosynthesis
          • M00930 Menaquinone biosynthesis, futalosine pathway
          • M00931 Menaquinone biosynthesis, modified futalosine pathway
          • M00932 Phylloquinone biosynthesis
          • M00112 Tocopherol/tocotorienol biosynthesis
          • M00933 Plastoquinone biosynthesis
      • Biosynthesis of terpenoids and polyketides
        • Terpenoid backbone biosynthesis
          • M00095 C5 isoprenoid biosynthesis, mevalonate pathway
          • M00849 C5 isoprenoid biosynthesis, mevalonate pathway, archaea
          • M00096 C5 isoprenoid biosynthesis, non-mevalonate pathway
          • M00364 C10-C20 isoprenoid biosynthesis, bacteria
          • M00365 C10-C20 isoprenoid biosynthesis, archaea
          • M00366 C10-C20 isoprenoid biosynthesis, plants
          • M00367 C10-C20 isoprenoid biosynthesis, non-plant eukaryotes
        • Plant terpenoid biosynthesis
          • M00097 beta-Carotene biosynthesis
          • M00372 Abscisic acid biosynthesis
          • M00371 Castasterone biosynthesis
          • M00927 Gibberellin A12 biosynthesis
          • M00928 Gibberellin A4/A1 biosynthesis
          • M00929 Gibberellin A1 biosynthesis
        • Macrolide biosynthesis
          • M00773 Tylosin biosynthesis
          • M00934 Mycinamicin biosynthesis
          • M00774 Erythromycin biosynthesis
          • M00775 Oleandomycin biosynthesis
          • M00776 Pikromycin/methymycin biosynthesis
          • M00777 Avermectin biosynthesis
        • Enediyne biosynthesis
          • M00824 9-membered enediyne core biosynthesis
          • M00825 10-membered enediyne core biosynthesis
          • M00826 C-1027 benzoxazolinate moiety biosynthesis
          • M00827 C-1027 beta-amino acid moiety biosynthesis
          • M00828 Maduropeptin beta-hydroxy acid moiety biosynthesis
          • M00829 3,6-Dimethylsalicylyl-CoA biosynthesis
          • M00830 Neocarzinostatin naphthoate moiety biosynthesis
          • M00831 Kedarcidin 2-hydroxynaphthoate moiety biosynthesis
          • M00832 Kedarcidin 2-aza-3-chloro-beta-tyrosine moiety biosynthesis
          • M00834 Calicheamicin orsellinate moiety biosynthesis
          • M00833 Calicheamicin biosynthesis
        • Type II polyketide biosynthesis
          • M00778 Type II polyketide backbone biosynthesis
          • M00779 Dihydrokalafungin biosynthesis
          • M00780 Tetracycline/oxytetracycline biosynthesis
          • M00823 Chlortetracycline biosynthesis
          • M00781 Nogalavinone/aklavinone biosynthesis
          • M00782 Mithramycin biosynthesis
          • M00783 Tetracenomycin C/8-demethyltetracenomycin C biosynthesis
          • M00784 Elloramycin biosynthesis
        • Polyketide sugar unit biosynthesis
          • M00793 dTDP-L-rhamnose biosynthesis
          • M00794 dTDP-6-deoxy-D-allose biosynthesis
          • M00795 dTDP-beta-L-noviose biosynthesis
          • M00796 dTDP-D-mycaminose biosynthesis
          • M00797 dTDP-D-desosamine biosynthesis
          • M00798 dTDP-L-mycarose biosynthesis
          • M00799 dTDP-L-oleandrose biosynthesis
          • M00800 dTDP-L-megosamine biosynthesis
          • M00801 dTDP-L-olivose biosynthesis
          • M00802 dTDP-D-forosamine biosynthesis
          • M00803 dTDP-D-angolosamine biosynthesis
      • Biosynthesis of other secondary metabolites
        • Biosynthesis of phytochemical compounds
          • M00039 Monolignol biosynthesis
          • M00137 Flavanone biosynthesis
          • M00138 Flavonoid biosynthesis
          • M00370 Glucosinolate biosynthesis
          • M00900 Cronin biosynthesis
          • M00894 Cannabidiol biosynthesis
          • M00902 Podophyllotoxin biosynthesis
        • Biosynthesis of beta-lactams
          • M00672 Penicillin biosynthesis
          • M00673 Cephamycin C biosynthesis
          • M00675 Carbapenem-3-carboxylate biosynthesis
          • M00736 Nocardicin A biosynthesis
          • M00674 Clavaminate biosynthesis
        • Biosynthesis of other antibiotics
          • M00877 Kanosamine biosynthesis glucose 6-phosphate => kanosamine
          • M00889 Puromycin biosynthesis
          • M00815 Validamycin A biosynthesis
          • M00904 Dapdiamides biosynthesis
          • M00785 Cycloserine biosynthesis
          • M00787 Bacilysin biosynthesis
          • M00848 Aurachin biosynthesis
          • M00788 Terpentecin biosynthesis
          • M00819 Pentalenolactone biosynthesis
          • M00903 Fosfomycin biosynthesis
          • M00890 Roseoflavin biosynthesis
        • Biosynthesis of other fungal compounds
          • M00661 Paspaline biosynthesis
          • M00786 Fumitremorgin alkaloid biosynthesis
          • M00937 Aflatoxin biosynthesis
          • M00893 Lovastatin biosynthesis
          • M00891 Ditryptophenaline biosynthesis
          • M00901 Fumiquinazoline biosynthesis
        • Biosynthesis of other bacterial compounds
          • M00814 Acarbose biosynthesis
          • M00789 Rebeccamycin biosynthesis
          • M00790 Pyrrolnitrin biosynthesis
          • M00805 Staurosporine biosynthesis
          • M00808 Violacein biosynthesis
          • M00835 Pyocyanine biosynthesis
          • M00837 Prodigiosin biosynthesis
          • M00838 Undecylprodigiosin biosynthesis
          • M00921 Cyclooctatin biosynthesis
          • M00905 Grixazone biosynthesis
          • M00876 Staphyloferrin A biosynthesis
          • M00875 Staphyloferrin B biosynthesis
          • M00918 Aerobactin biosynthesis
          • M00906 Ethynylserine biosynthesis
      • Xenobiotics biodegradation
        • Aromatics degradation
          • M00538 Toluene degradation
          • M00537 Xylene degradation
          • M00419 Cymene degradation
          • M00547 Benzene/toluene degradation
          • M00548 Benzene degradation
          • M00551 Benzoate degradation
          • M00637 Anthranilate degradation
          • M00568 Catechol ortho-cleavage
          • M00569 Catechol meta-cleavage
          • M00539 Cumate degradation
          • M00543 Biphenyl degradation
          • M00544 Carbazole degradation
          • M00418 Toluene degradation, anaerobic
          • M00541 Benzoyl-CoA degradation
          • M00540 Benzoate degradation
          • M00534 Naphthalene degradation
          • M00638 Salicylate degradation
          • M00624 Terephthalate degradation
          • M00623 Phthalate degradation
          • M00636 Phthalate degradation
          • M00878 Phenylacetate degradation
          • M00545 Trans-cinnamate degradation
          • M00915 Caffeine degradation